<template>
  <!-- 注册页面的整体盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 标题的盒子 -->
      <div class="title-box"></div>
      <!-- 注册的表单区域 -->
       <el-form :model="loginFrom" :rules="rules" ref="loginFrom">
          <el-form-item prop="username">
            <el-input v-model="loginFrom.username" prefix-icon="el-icon-user" placeholder="请输入用户名"></el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input v-model="loginFrom.password" prefix-icon="el-icon-lock" type="password" placeholder="请输入密码"></el-input>
          </el-form-item>
          <!-- 确认密码 -->
          <el-form-item prop="repassword">
            <el-input v-model="loginFrom.repassword" prefix-icon="el-icon-lock" type="password" placeholder="请再次确认密码"></el-input>
          </el-form-item>
          <el-form-item>
            <el-button type="primary" class="btn-reg" @click="reg">注册</el-button>
            <el-link type="info" @click="$router.push('/login')">去登录</el-link>
          </el-form-item>
        </el-form>
    </div>
  </div>
</template>
<script>
import axios from 'axios'
export default {
  data () {
    const cpassword = (rule, value, callback) => {
      if (value !== this.loginFrom.password) {
        callback(new Error('两次输入的密码不一致！'))
      } else {
        callback()
      }
    }
    return {
      loginFrom: {
        username: '',
        password: '',
        repassword: ''
      },
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          {
            pattern: /^[a-zA-Z0-9]{1,10}$/,
            message: '用户名必须是长度为1-10的字母数字',
            trigger: 'blur'
          }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            pattern: /^\S{6,15}$/,
            message: '密码必须是长度为6-15的非空字符',
            trigger: 'blur'
          }
        ],
        repassword: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            pattern: /^\S{6,15}$/,
            message: '密码必须是长度为6-15的非空字符',
            trigger: 'blur'
          },
          { validator: cpassword, trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    reg () {
      this.$refs.loginFrom.validate(async valid => {
        if (!valid) return
        const { data: res } = await axios.post('/api/reg', this.loginFrom)
        if (res.code !== 0) return this.$message({ message: res.message, type: 'error' })
        this.$message({ message: res.message, type: 'success' })
        this.$router.push('/login')
      })
    }
  }
}
</script>
<style lang="less" scoped>
.reg-container {
  background: url('../../assets/images/login_bg.jpg') center;
  background-size: cover;
  height: 100%;

  .reg-box {
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    padding: 0 30px;
    box-sizing: border-box;

    .title-box {
      height: 60px;
      background: url('../../assets/images/login_title.png') center no-repeat;
    }

    .btn-reg {
      width: 100%;
    }
  }
}
</style>
